Simple past tense and past participle of scent.(verb)
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Use "scented" in a sentence
"At the sound he snorted with a sudden start that jerked him through the air from water to meadow, and his feet sank into the young velvet, while he pricked his ears and again scented the air."
"Better to be rubbed down in scented butter than to eat it."
"Also, I have a plug in scented oil right by the front door."